The Nightstick NSP-4600 Series multi-function non-rechargeable LED headlamps feature a multi-position tilt head design and include an elastic head strap with a non-slip lining. All four headlamps use CREE LEDs rated at 50,000 + hours of life and come with 3 premium AAA batteries and a lifetime limited warranty. Combining spotlights, floodlights, multiple brightness settings and in one case, different colors of light, the 4600 Series Headlamps offer hands-free lighting options for every use and user.